feat: 增加空缓存实现的支持

common.go

@@ -8,22 +8,22 @@
 package cache
 
 import (
+	"strings"
+
 	cacheAbstract "git.zhangdeman.cn/zhangdeman/cache/abstract"
 	"git.zhangdeman.cn/zhangdeman/consts"
-	"strings"
 )
 
 // GetCacheInstance 获取缓存实例
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 14:56 2024/6/21
 func GetCacheInstance(cacheDriver string) cacheAbstract.ICache {
 	switch strings.ToLower(cacheDriver) {
 	case consts.CacheDriverRedis:
 		return RedisClient
 	case consts.CacheDriverGocache:
 		return GocacheClient
+	case consts.CacherDriverNull:
+		return DefaultClient
 	}
-	return nil
+	// 非法驱动统一默认空实现
+	return DefaultClient
 }

default.go

@@ -0,0 +1,48 @@
+// Package cache ...
+//
+// Description : cache ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2026-01-05 09:33
+package cache
+
+import (
+	"context"
+	"errors"
+
+	cacheAbstract "git.zhangdeman.cn/zhangdeman/cache/abstract"
+)
+
+var (
+	DefaultClient cacheAbstract.ICache = DefaultCache{}
+)
+
+type DefaultCache struct {
+}
+
+func (d DefaultCache) Exist(ctx context.Context, cacheInstanceFlag string, key string) (bool, error) {
+	return false, nil
+}
+
+func (d DefaultCache) TTL(ctx context.Context, cacheInstanceFlag string, key string) (int64, error) {
+	// 直接返回已过期
+	return -1, nil
+}
+
+func (d DefaultCache) Set(ctx context.Context, cacheInstanceFlag string, key string, value any, ttl int64) error {
+	// 设置成功
+	return nil
+}
+
+func (d DefaultCache) Get(ctx context.Context, cacheInstanceFlag string, key string) (any, error) {
+	return nil, errors.New("not found")
+}
+
+func (d DefaultCache) GetWithParse(ctx context.Context, cacheInstanceFlag string, key string, parseFunc cacheAbstract.ResultParseFunc) (any, error) {
+	return d.Get(ctx, cacheInstanceFlag, key)
+}
+
+func (d DefaultCache) Delete(ctx context.Context, cacheInstanceFlag string, key string) error {
+	return nil
+}

go.mod

@@ -5,10 +5,11 @@ go 1.24.0
 toolchain go1.24.2
 
 require (
-	git.zhangdeman.cn/zhangdeman/consts v0.0.0-20260102134357-189dc7f57c1a
+	git.zhangdeman.cn/zhangdeman/consts v0.0.0-20260105014807-92a7dc3bb97f
 	git.zhangdeman.cn/zhangdeman/redis v0.0.0-20251231085725-147b12cddf5a
 	git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20251225094759-09c64ba2541c
 	github.com/patrickmn/go-cache v2.1.0+incompatible
+	github.com/redis/go-redis/v9 v9.17.2
 )
 
 require (
@@ -25,7 +26,6 @@ require (
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mozillazg/go-pinyin v0.21.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/redis/go-redis/v9 v9.17.2 // indirect
 	github.com/sbabiv/xml2map v1.2.1 // indirect
 	github.com/spaolacci/murmur3 v1.1.0 // indirect
 	github.com/tidwall/gjson v1.18.0 // indirect

go.sum

@@ -10,6 +10,8 @@ git.zhangdeman.cn/zhangdeman/consts v0.0.0-20250916024308-d378e6c57772 h1:Yo1ur3
 git.zhangdeman.cn/zhangdeman/consts v0.0.0-20250916024308-d378e6c57772/go.mod h1:5p8CEKGBxi7qPtTXDI3HDmqKAfIm5i/aBWdrbkbdNjc=
 git.zhangdeman.cn/zhangdeman/consts v0.0.0-20260102134357-189dc7f57c1a h1:ppfx1Yedkz8mNMi3kydXvmu+gfL2aYApp0YfWWC4rAk=
 git.zhangdeman.cn/zhangdeman/consts v0.0.0-20260102134357-189dc7f57c1a/go.mod h1:5p8CEKGBxi7qPtTXDI3HDmqKAfIm5i/aBWdrbkbdNjc=
+git.zhangdeman.cn/zhangdeman/consts v0.0.0-20260105014807-92a7dc3bb97f h1:2p5yxwk472XxY93UTky2Xl2doTU1uqR7vcKara/Dt1E=
+git.zhangdeman.cn/zhangdeman/consts v0.0.0-20260105014807-92a7dc3bb97f/go.mod h1:5p8CEKGBxi7qPtTXDI3HDmqKAfIm5i/aBWdrbkbdNjc=
 git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211 h1:I/wOsRpCSRkU9vo1u703slQsmK0wnNeZzsWQOGtIAG0=
 git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211/go.mod h1:SrtvrQRdzt+8KfYzvosH++gWxo2ShPTzR1m3VQ6uX7U=
 git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20241101082529-28a6c68e38a4 h1:s6d4b6yY+NaK1AzoBD1pxqsuygEHQz0Oie86c45geDw=

gocache.go

@@ -18,14 +18,10 @@ import (
 )
 
 var (
-	GocacheClient = &Gocache{}
+	GocacheClient cacheAbstract.ICache = &Gocache{}
 )
 
 // Gocache 基于gocache的内存缓存
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 16:51 2024/6/14
 type Gocache struct{}
 
 func (g *Gocache) Exist(ctx context.Context, cacheInstanceFlag string, key string) (bool, error) {

redis.go

@@ -9,21 +9,19 @@ package cache
 
 import (
 	"context"
+	"errors"
 
 	cacheAbstract "git.zhangdeman.cn/zhangdeman/cache/abstract"
 	"git.zhangdeman.cn/zhangdeman/redis"
 	"git.zhangdeman.cn/zhangdeman/wrapper/op_string"
+	redisClient "github.com/redis/go-redis/v9"
 )
 
 var (
-	RedisClient = &Redis{}
+	RedisClient cacheAbstract.ICache = &Redis{}
 )
 
 // Redis 基于redis缓存
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 14:19 2023/3/21
 type Redis struct {
 }
 
@@ -33,6 +31,10 @@ func (r *Redis) Exist(ctx context.Context, instanceFlag string, key string) (boo
 		ctx = context.Background()
 	}
 	res := redis.Wrapper.Exist(ctx, instanceFlag, key)
+	if nil != res.Err && errors.Is(res.Err, redisClient.Nil) {
+		// 未查询到数据, 也是数据不存在
+		return false, nil
+	}
 	return res.Result == "1", res.Err
 }